POST /toys/$name/
	=> start build
	Header:: Authorization: $secret
GET /toys/
	=> html list of toys
GET /toys/$name
	=> html list of toy's items
GET /toys/$name/$id #Accept: (text/html | image/*svg | text/plain)
	=> logs of item
DELETE /toys/$name/$id
	=> stop build
	Header:: Authorization: $secret
GET /toys/$name/$id/$artifact_name
	=> artifact by name

container gets ARG $number and must put artifact in ~/toys/$name/$number/
